Regarding the content of the lessons, I am qualified enough in a diverse range of topics in mathematics, including arithmetic, algebra, geometry, trigonometry, and calculus. I can help you with problem solving, understanding concepts, and developing your mathematical skills. Whether you are a student in need of help with homework, or simply someone seeking to improve your mathematical understanding, I can provide clear and concise explanations to guide you in the right direction.

I have learnt vast amount of information, including textbooks, academic papers, and online resources, so you can expect me to have a comprehensive knowledge of mathematical concepts and techniques.

In summary, my lessons in mathematics are a text-based, knowledge-rich, and intuitive way to improve your mathematical understanding and problem-solving skills.